US Bridges

Discovery Pkwy S over US 63

Good

Boone County, Missouri · S 33 T 48 N R 12 W · Structure no. 32089

Built
2007
18 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
198 ft
2 main spans
Daily traffic
4,522
2024 count
Owner
State
State Highway Agency

About this bridge

Discovery Pkwy S over US 63 is a steel continuous stringer/multi-beam or girder carrying Discovery Pkwy S over US 63 in Boone County, Missouri. It was built in 2007, so it is 18 years old, younger than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 4,522 vehicles a day, roughly 4% of them trucks, projected to reach 7,914 by 2044. The structure is 198 ft (60.5 m) long and 83 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesDiscovery Pkwy S
CrossesUS 63
LocationS 33 T 48 N R 12 W
RouteCity Street 0
Coordinates38.89808, -92.28063
Functional classUrban Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating83.3 US tons
Inventory rating49.6 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length198 ft (60.5 m)
Longest span99 ft (30.3 m)
Deck width83 ft (25.3 m)
Roadway width64 ft (19.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,522 (2024)
Projected traffic7,914 by 2044
Trucks4%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Discovery Pkwy S over US 63 built?

It was built in 2007, making it 18 years old in 2025.

What condition is Discovery Pkwy S over US 63 in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2023.

How much traffic does Discovery Pkwy S over US 63 carry?

About 4,522 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is Discovery Pkwy S over US 63?

The structure is 198 ft (60.5 m) long with a longest span of 99 ft (30.3 m) and a deck 83 ft wide.

Who owns Discovery Pkwy S over US 63?

It is owned by the State Highway Agency.